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authorXu Yilun <yilun.xu@intel.com>2021-01-07 05:37:14 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-01-07 15:21:27 +0100
commit477dfdccfcae4665f073260446199933369cd50e (patch)
tree8ab7cdca5bd6e7f3eea342f6b1cc3aaab2eed221 /drivers/memory/ti-emif-pm.c
parentfpga: dfl: add support for N3000 Nios private feature (diff)
downloadlinux-477dfdccfcae4665f073260446199933369cd50e.tar.xz
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memory: dfl-emif: add the DFL EMIF private feature driver
This driver is for the EMIF private feature implemented under FPGA Device Feature List (DFL) framework. It is used to expose memory interface status information as well as memory clearing control. The purpose of memory clearing block is to zero out all private memory when FPGA is to be reprogrammed. This gives users a reliable method to prevent potential data leakage. [mdf@kernel.org: Fixed up ABI doc] Reviewed-by: Tom Rix <trix@redhat.com> Acked-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Xu Yilun <yilun.xu@intel.com> Signed-off-by: Russ Weight <russell.h.weight@intel.com> Link: https://lore.kernel.org/r/20210107043714.991646-9-mdf@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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